Victron Energy BMV-700 Battery Monitor - BAM010700000R DC-DC Converters or terminal L can be

or terminal L can be switched to battery minus

Will reconnect to a fully Li-on battery with internal disconnect function

Can and VE

Lead Carbon Battery 106Ah: better partial state-of-charge performance

VictronConnect lets you get live status information and configure your Phoenix Inverter 24/500 VE

Victron Energy BMV-700 Battery Monitor - BAM010700000R DC-DC Converters or terminal L can beThe Victron Energy BMV 700 is a high precision battery monitor. The essential function of a battery monitor is to calculate ampere hours consumed and the state of charge of a battery. Ampere hours consumed are calculated by integrating the current flowing in or out of the battery. Features of the BMV 700 Battery fuel gauge', time to go indicator, and much more The remaining battery capacity depends on the ampere hours consumed, discharge current,